CN106287964B - Air conditioner and its cleaning control method and device - Google Patents
Air conditioner and its cleaning control method and device Download PDFInfo
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- CN106287964B CN106287964B CN201610711181.8A CN201610711181A CN106287964B CN 106287964 B CN106287964 B CN 106287964B CN 201610711181 A CN201610711181 A CN 201610711181A CN 106287964 B CN106287964 B CN 106287964B
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- air conditioner
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F2013/228—Treatment of condensate, e.g. sterilising
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of air conditioner, the indoor unit of the air conditioner includes shell and the return air inlet and air outlet that are set on the shell, and volute tongue is equipped at the air outlet, is equipped with indoor heat exchanger and wind wheel in the shell；It is provided with movable sealing plate between the indoor heat exchanger and the volute tongue, when the sealing plate closing, forms closed air duct between the sealing plate, the indoor heat exchanger and the shell.The present invention also proposes the cleaning control method and device of a kind of air conditioner.Air conditioner and its clean method and device proposed by the present invention are realized without dismounting air conditioner, and the ducting system and wind wheel to air conditioner room unit are cleaned automatically.
Description
Technical field
The present invention relates to air conditioner technical field more particularly to a kind of air conditioners and its cleaning control method and device.
Background technique
Air conditioner is in process of refrigerastion, and air enters the room machine and indoor heat exchanger carries out heat exchange, due to containing in air
Have a dust, air conditioner when used for a long time after, can make with the dust deposit in air on moist air duct or wind wheel, and air duct
If not cleaning for a long time with wind wheel, bacterium easy to breed, has wherein so as to cause the air produced by boasting from air-conditioner air outlet
Peculiar smell.But it since the installation site of air conditioner is general relatively high and dismounting is inconvenient, is artificially cleaned, is compared by user
It is difficult.
Summary of the invention
The present invention provides a kind of air conditioner and its cleaning control method and device, and main purpose is to realize without dismounting
Air conditioner, ducting system and wind wheel to air conditioner room unit are cleaned automatically.
To achieve the above object, the present invention provides a kind of air conditioner, and the indoor unit of the air conditioner includes shell and sets
The return air inlet and air outlet being placed on the shell are equipped with volute tongue at the air outlet, are equipped with indoor heat exchange in the shell
Device and wind wheel；Movable sealing plate is provided between the indoor heat exchanger and the volute tongue, when the sealing plate closing, institute
It states and forms closed air duct between sealing plate, the indoor heat exchanger and the shell.
To achieve the above object, the present invention also provides a kind of cleaning control method of air conditioner, the air conditioner is above-mentioned
The cleaning control method of air conditioner, the air conditioner includes:
When the air conditioner enters cleaning mode, controls the sealing plate and open, control the wind wheel in refrigeration mode
Under run with preset rotation speed；
The operating parameter of the air conditioner in cooling mode is adjusted, so that indoor environment temperature and the indoor heat exchanger
Evaporating temperature between temperature difference be greater than preset temperature；
It is greater than preset temperature in the evaporating temperature of the indoor heat exchanger and the temperature difference of the environment temperature and runs the
After one preset duration, cleaning mode is exited.
Optionally, the control sealing plate closing, is controlled the wind wheel and is run in cooling mode with preset rotation speed
The step of before, the cleaning control method of the air conditioner further include:
Obtain the accumulative operation duration after the air conditioner exited the cleaning mode from last time；
When the accumulative operation duration is greater than the second preset duration, controls the air conditioner and enter cleaning mode.
Optionally, the cleaning control method of the air conditioner further include:
After the air conditioner exits the cleaning mode, the sealing plate closing is controlled.
Optionally, before the step of operating parameter for adjusting the air conditioner in cooling mode, the air conditioner
Cleaning control method further include:
After the air conditioner enters cleaning mode, the temperature of the evaporating temperature and the indoor environment temperature is obtained in real time
It is poor to spend；
When the duration that the air conditioner runs the cleaning mode reaches third preset duration, judge that the temperature difference is
It is no to be greater than the preset temperature；
If the temperature difference is less than or equal to the preset temperature, executes and adjust the air conditioner in cooling mode
Operating parameter the step of.
Optionally, the step of operating parameter for adjusting the air conditioner in cooling mode includes:
Increase the running frequency of the compressor of the air conditioner or reduce the revolving speed of the wind wheel, to reduce the interior
The evaporating temperature of heat exchanger.
In addition, to achieve the above object, the present invention also provides a kind of cleaning control device of air conditioner, the air conditioner it is clear
Clean control device includes:
Operation control module is opened for when the air conditioner enters cleaning mode, controlling the sealing plate, controls institute
Wind wheel is stated to run in cooling mode with preset rotation speed；
Parameter adjustment module, for adjusting the operating parameter of the air conditioner in cooling mode, so that indoor environment temperature
Temperature difference between degree and the evaporating temperature of the indoor heat exchanger is greater than preset temperature；
Mode switch module, the temperature difference for evaporating temperature and the environment temperature in the indoor heat exchanger are greater than
After preset temperature and the first preset duration of operation, cleaning mode is exited.
Optionally, the cleaning control device further include:
Time-obtaining module, when for obtaining the accumulative operation after the air conditioner exited the cleaning mode from last time
It is long；
The mode switch module is also used to when the accumulative operation duration is greater than the second preset duration, described in control
Air conditioner enters cleaning mode.
Optionally, the operation control module is also used to after the air conditioner exits the cleaning mode, described in control
Seal plate closing.
Optionally, the parameter adjustment module is also used to increase the running frequency or drop of the compressor of the air conditioner
The revolving speed of the low wind wheel, to reduce the evaporating temperature of the indoor heat exchanger.
Air conditioner and its cleaning control method and device proposed by the present invention, the indoor unit of air conditioner include shell and set
The return air inlet and air outlet being placed on shell are equipped with volute tongue at air outlet, fan and indoor heat exchanger are equipped in shell, in room
It is provided with movable sealing plate between interior heat exchanger and volute tongue, when air conditioner enters cleaning mode, opens sealing plate, in this way,
Entering the intracorporal portion of air of shell from return air inlet becomes cold wind by heat exchanger heat exchange, and another part air can be without room
The heat exchange of interior heat exchanger is directly entered the air duct at air outlet, and temperature is changed close to indoor environment temperature with by interior
There is biggish temperature difference between the cold wind of the heat exchange of hot device, therefore, after hot wind wind to the cold in air duct, generates condensation water, this
A little condensation waters are adsorbed on air duct and wind wheel, with increasing for condensation water, big water droplet are formed, in the work of its gravity and wind wheel
Under, it is adsorbed on the condensation water in air duct and on wind wheel and flows, take away dust, the impurity etc. on air duct and wind wheel, realize
Cleaning to air duct and wind wheel.
Detailed description of the invention
Fig. 1 is in cross-sectional view when sealing state for the sealing plate in the preferred embodiment of the air condition of that present invention；
Fig. 2 is the cross-sectional view when sealing plate in the preferred embodiment of the air condition of that present invention is in the open state；
Fig. 3 is the flow chart of the cleaning control method first embodiment of the air condition of that present invention；
Fig. 4 is the flow chart of the cleaning control method second embodiment of the air condition of that present invention；
Fig. 5 is the functional block diagram of the cleaning control device first embodiment of the air condition of that present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of air conditioner.It is cuing open for the preferred embodiment of the air condition of that present invention shown in referring to Figures 1 and 2
View.
In the present embodiment, the indoor unit of the air conditioner includes 11 He of shell 10 and the return air inlet being set on shell 10
Air outlet 12 is equipped with volute tongue 20 at air outlet 12, is equipped with indoor heat exchanger 40 and wind wheel 50, indoor heat exchanger 40 in shell 10
Movable sealing plate 30 is provided between volute tongue 20, when the closure of sealing plate 30, sealing plate 30, indoor heat exchanger 40 and shell
Closed air duct is formed between body 10.
For the air conditioner when operating normally refrigeration mode, shown referring to Fig.1, sealing plate 30 is in closed state, sealing plate
30, form closed air duct between indoor heat exchanger 40 and shell 10, it is all enter the wind in shell 10 from return air inlet 11 will be through
The heat exchange of indoor heat exchanger 40 is crossed, and when air conditioner enters cleaning mode, referring to shown in Fig. 2, sealing plate 30 is in the open state,
Direction as shown by arrows, the portion of air entered in shell 10 from return air inlet 11 become cold wind by heat exchanger heat exchange, separately
Portion of air can be directly entered the air duct at air outlet 12 without the heat exchange of indoor heat exchanger 40, and temperature is close
Indoor environment temperature generates condensation water after hot wind wind to the cold in air duct, these condensation waters are adsorbed on air duct and wind wheel 50
On, with increasing for condensation water, big water droplet is formed, under the action of its gravity and wind wheel 50, is adsorbed in air duct and wind
Condensation water on wheel flows, and takes away air duct and dust, impurity on wind wheel 50 etc..
Based on above-mentioned air conditioner, the present invention provides a kind of cleaning control method of air conditioner.It is this hair referring to shown in Fig. 3
The flow chart of the cleaning control method first embodiment of bright air conditioner.
In the present embodiment, the cleaning control method of the air conditioner includes:
Step S10 controls the sealing plate and opens, control the wind wheel and exist when the air conditioner enters cleaning mode
It is run under refrigeration mode with preset rotation speed；
It should be noted that the air conditioner in the present embodiment can be heat pump air conditioner or single-cooling air-conditioner.As one
Kind of embodiment, the setting cleaning control on the remote controler or control panel of air conditioner, the cleaning control can be entity by
Key, or the virtual key of setting on the touchscreen, user are based on cleaning control triggering cleaning instruction, and air conditioner is receiving
To when cleaning instruction, control air conditioner enters cleaning mode, while corresponding on the display panel on remote controler or control panel
Display air conditioner current operating conditions be cleaning mode, in order to which user can recognize the current fortune of air conditioner in time
Row state, avoids maloperation；Alternatively, in other embodiments, near-field communication reality can be established by controlling terminal and air conditioner
Now to the control of air conditioner, controlling terminal can be the remote controler of air conditioner, and it is mobile eventually to be also possible to mobile phone, tablet computer etc.
End.For example, a air conditioner control application run on mobile terminals can be provided, user in the application software by realizing
Interaction between air conditioner, virtual key is provided on the display interface of software as cleaning control, when air conditioner enter it is clear
After clean mode, the current operational mode of air conditioner is shown as cleaning mode on the display interface of control application.
As another embodiment, before step S10, the cleaning control method of the air conditioner is further comprised the steps of:
Obtain the accumulative operation duration after the air conditioner exited the cleaning mode from last time；
When the accumulative operation duration is greater than the second preset duration, controls the air conditioner and enter cleaning mode.
In this embodiment, the accumulative operation duration after the air conditioner exited cleaning mode from last time is obtained, institute is worked as
When stating accumulative operation duration and reaching preset threshold, determine that the air duct of the air conditioner and wind wheel 50 need to clean, to air conditioner
Operation duration is added up, and when the accumulative operation duration of air conditioner reaches pre-set threshold value, determines the air duct of air conditioner
It needs to clean with wind wheel 50；Wherein, when completing primary cleaning, then operation duration that will be accumulative is reset, above-mentioned threshold value can by with
Family is configured previously according to the performance and practical service environment of air conditioner.For example, when the ambient dust of air conditioner installation is larger
When, which can be arranged smaller, increase the cleaning frequency of air conditioner；When to be mounted on comparison clean for air conditioner
When environment, preset threshold can be arranged larger.
When air conditioner enters cleaning mode, control sealing plate 30 is opened, and control wind wheel 50 is in cooling mode with default
Revolving speed operation, it is to be understood that if air conditioner enters before cleaning mode just in operation refrigeration mode, enter in air conditioner
When cleaning mode, sealing plate 30 is directly opened, by the rotational speed regulation of wind wheel 50 to preset rotation speed.
Step S20 adjusts the operating parameter of the air conditioner in cooling mode, so that indoor environment temperature and the room
Temperature difference between the evaporating temperature of interior heat exchanger is greater than preset temperature；
Step S30 is greater than preset temperature in the evaporating temperature of the indoor heat exchanger and the temperature difference of the environment temperature
And after running the first preset duration, cleaning mode is exited.
It should be noted that the temperature difference between indoor environment temperature and evaporating temperature in the present embodiment refers to indoor ring
Border temperature subtracts the temperature gap that evaporating temperature obtains, which is positive number.
With the refrigerating operaton of indoor heat exchanger 40, indoor environment temperature is gradually decreased, but due to the effect of wind wheel 50,
Indoor environment temperature is still much higher than evaporating temperature, and evaporating temperature gradually decreases, in the clean mode, real-time detection evaporating temperature
With indoor environment temperature, and judge whether the difference between evaporating temperature and indoor environment temperature is greater than preset temperature.
Enter cleaning mode in air conditioner, and after opening sealing plate 30, with the operation of air conditioner, passes through and adjust refrigeration mould
The operating parameter of formula, evaporating temperature are gradually reduced, and the temperature difference between evaporating temperature and indoor environment temperature reaches preset temperature,
Wherein, which is preferably 2 to 40 degree, and the preset temperature is higher, and the effect of condensation water is formed on air duct or wind wheel 50
Rate is higher, and the amount of the condensation water of formation is also more, and the preset temperature can be preset as needed by user, for example,
It can be configured according to the performance and practical service environment of air conditioner.
When detecting that temperature difference is greater than preset temperature, it can control air conditioner and current operating status maintained to run first
Preset duration makes that enough condensation waters can be generated on air duct and wind wheel 50, to clean air duct and wind wheel 50, changes in control room
After the evaporating temperature of hot device 40 and the temperature difference of environment temperature are greater than preset temperature and run the first preset duration, cleaning mould is exited
Formula.
Further, as an implementation, before step S10, the cleaning control method of the air conditioner further include:
After the air conditioner enters cleaning mode, the temperature of the evaporating temperature and the indoor environment temperature is obtained in real time
It is poor to spend；
When the duration that the air conditioner runs the cleaning mode reaches third preset duration, judge that the temperature difference is
It is no to be greater than the preset temperature；
If the temperature difference is less than or equal to the preset temperature, S20 is thened follow the steps；
If the temperature difference is greater than the preset temperature, S30 is thened follow the steps.
Third preset duration is set, when the duration of air conditioner operation cleaning mode reaches third preset duration, temperature difference
When being still not up to preset temperature, step S20 is executed, the operating parameter for adjusting air conditioner makes the evaporating temperature of indoor heat exchanger 40
It reduces, the temperature difference between indoor environment temperature and evaporating temperature is increasing, finally reaches preset temperature.
Further, in one embodiment, the step of adjusting the operating parameter of the air conditioner in cooling mode packet
It includes: increasing the running frequency of the compressor of the air conditioner or reduce the revolving speed of the wind wheel, to reduce the indoor heat exchange
The evaporating temperature of device.
The running frequency of compressor in outdoor unit is bigger, and the exchange capability of heat of outdoor unit is higher, correspondingly, the system of indoor unit
Cold effect is better；The revolving speed of outdoor fan is bigger, and the heat exchange efficiency of outdoor heat exchanger and outdoor air is higher, the heat exchange of outdoor unit
Ability is higher, and correspondingly, the refrigeration effect of indoor unit is better；It therefore, can be by increasing compressor operating frequency and/or increase
The mode of the revolving speed of outdoor fan, to increase the exchange capability of heat of the outdoor unit.The aperture of expansion valve is smaller, and evaporating temperature is got over
It is low；50 revolving speed of wind wheel is smaller, and evaporating temperature is lower, therefore, can pass through 50 turns of wind wheel of the aperture and/or reduction of reduction expansion valve
The mode of speed reduces the evaporating temperature of indoor heat exchanger 40.
It is understood that the draining for being provided with drip tray in general air conditioner room unit and being connect with drip tray
Pipe reaches constant weight, or be adsorbed on air duct under the action of the wind-force of machine indoors when condensation water forms big water droplet
Condensation water on interior and wind wheel 50 flows, and takes away the dust on air duct and wind wheel 50, flows into drip tray, and then from draining
It is discharged in pipe.
The cleaning control method for the air conditioner that the present embodiment proposes, the indoor unit of air conditioner include shell 10 and are set to
Return air inlet 11 and air outlet 12 on shell 10 are equipped with volute tongue 20 at air outlet 12, are equipped with fan in shell 10 and interior is changed
Hot device 40 is provided with movable sealing plate 30 between indoor heat exchanger 40 and volute tongue 20, when air conditioner enters cleaning mode,
Sealing plate 30 is opened, in this way, the portion of air entered in shell 10 from return air inlet 11 becomes cold wind by heat exchanger heat exchange, separately
Portion of air can be directly entered the air duct at air outlet 12 without the heat exchange of indoor heat exchanger 40, and temperature is close
There is biggish temperature difference between indoor environment temperature, with the cold wind by the heat exchange of indoor heat exchanger 40, therefore, when hot wind is in wind
In road to the cold after wind, condensation water is generated, these condensation waters are adsorbed on air duct and wind wheel 50, with increasing for condensation water, are formed
Big water droplet is adsorbed on the condensation water in air duct and on wind wheel and flows, take away under the action of its gravity and wind wheel 50
The cleaning to air duct and wind wheel 50 is realized in air duct and dust, impurity on wind wheel 50 etc..
The second embodiment of the cleaning control method of the air condition of that present invention is proposed based on first embodiment.Referring to shown in Fig. 4,
In the present embodiment, the cleaning control method of the air conditioner further include:
Step S40 controls the sealing plate closing after the air conditioner exits the cleaning mode.
After the completion of the cleaning of air duct and wind wheel 50, air conditioner exits cleaning mode, since air conditioner is exiting cleaning mould
After formula, it may be directly switch into and enter the operational mode to be worked before cleaning mode, such as refrigeration mode or heating
Mode etc., at this point, in order to guarantee that air conditioner can have normal refrigerating capacity and the wind of indoor unit blowout to have reasonable temperature,
It needs for sealing plate 30 to be closed, therefore, can control sealing plate 30 after air conditioner exits cleaning mode and be closed.
Alternatively, as an implementation, the cleaning control method of the air conditioner further include: detecting air conditioner entrance
When refrigeration mode is run, if the sealing plate 30 is in the open state, controls the sealing plate 30 and be closed, so that air conditioner energy
Enough there are enough refrigerating capacitys.
Based on above-mentioned air conditioner, the present invention also proposes a kind of cleaning control device of air conditioner.
It referring to Figure 5, is the functional block diagram of the cleaning control device first embodiment of the air condition of that present invention.
In this embodiment, the cleaning control device of the air conditioner includes:
Operation control module 100 is opened, control for when the air conditioner enters cleaning mode, controlling the sealing plate
The wind wheel is made to run in cooling mode with preset rotation speed；
It should be noted that the air conditioner in the present embodiment can be heat pump air conditioner or single-cooling air-conditioner.As one
Kind of embodiment, the setting cleaning control on the remote controler or control panel of air conditioner, the cleaning control can be entity by
Key, or the virtual key of setting on the touchscreen, user are based on cleaning control triggering cleaning instruction, and air conditioner is receiving
To when cleaning instruction, control air conditioner enters cleaning mode, while corresponding on the display panel on remote controler or control panel
Display air conditioner current operating conditions be cleaning mode, in order to which user can recognize the current fortune of air conditioner in time
Row state, avoids maloperation；Alternatively, in other embodiments, near-field communication reality can be established by controlling terminal and air conditioner
Now to the control of air conditioner, controlling terminal can be the remote controler of air conditioner, and it is mobile eventually to be also possible to mobile phone, tablet computer etc.
End.For example, a air conditioner control application run on mobile terminals can be provided, user in the application software by realizing
Interaction between air conditioner, virtual key is provided on the display interface of software as cleaning control, when air conditioner enter it is clear
After clean mode, the current operational mode of air conditioner is shown as cleaning mode on the display interface of control application.
As another embodiment, the cleaning control device of the air conditioner further include:
Time-obtaining module, when for obtaining the accumulative operation after the air conditioner exited the cleaning mode from last time
It is long；
Mode switch module 300 is also used to control the sky when the accumulative operation duration is greater than the second preset duration
Device is adjusted to enter cleaning mode.
In this embodiment, time-obtaining module obtains the accumulative fortune after the air conditioner exited cleaning mode from last time
Row duration determines that the air duct of the air conditioner and wind wheel 50 need to clean when the accumulative operation duration reaches preset threshold,
The operation duration of air conditioner is added up, when the accumulative operation duration of air conditioner reaches pre-set threshold value, is determined empty
The air duct and wind wheel 50 for adjusting device need to clean；Wherein, when completing primary cleaning, then accumulative operation duration is reset, above-mentioned threshold
Value can be configured by user previously according to the performance and practical service environment of air conditioner.For example, when the ring of air conditioner installation
When border dust is larger, which can be arranged smaller, increase the cleaning frequency of air conditioner；When air conditioner is mounted on
When comparing clean environment, preset threshold can be arranged larger.
When air conditioner enters cleaning mode, operation control module 100 controls sealing plate 30 and opens, and control wind wheel 50 is being made
It is run under cold mode with preset rotation speed, it is to be understood that if air conditioner, which enters before cleaning mode, is just running refrigeration mode,
Then when air conditioner enters cleaning mode, operation control module 100 directly opens sealing plate 30, and the rotational speed regulation of wind wheel 50 is arrived
Preset rotation speed.
Parameter adjustment module 200, for adjusting the operating parameter of the air conditioner in cooling mode, so that indoor environment
Temperature difference between temperature and the evaporating temperature of the indoor heat exchanger is greater than preset temperature；
Mode switch module 300, the temperature difference for evaporating temperature and the environment temperature in the indoor heat exchanger
Greater than preset temperature and after running the first preset duration, cleaning mode is exited.
It should be noted that the temperature difference between indoor environment temperature and evaporating temperature in the present embodiment refers to indoor ring
Border temperature subtracts the temperature gap that evaporating temperature obtains, which is positive number.
With the refrigerating operaton of indoor heat exchanger 40, indoor environment temperature is gradually decreased, but due to the effect of wind wheel 50,
Indoor environment temperature is still much higher than evaporating temperature.
Enter cleaning mode in air conditioner, and after opening sealing plate 30, with the operation of air conditioner, parameter adjustment module
200 adjust the operating parameter of refrigeration mode, and evaporating temperature is gradually reduced, the temperature difference between evaporating temperature and indoor environment temperature
Reach preset temperature, wherein the preset temperature is preferably 2 to 40 degree, and the preset temperature is higher, the shape on air duct or wind wheel 50
Higher at the efficiency of condensation water, the amount of the condensation water of formation is also more, and the preset temperature can be pre- as needed by user
First it is arranged, for example, can be configured according to the performance and practical service environment of air conditioner.
When detecting that temperature difference is greater than preset temperature, parameter adjustment module 200 can control air conditioner and maintain currently
Operating status run the first preset duration, make that enough condensation waters can be generated on air duct and wind wheel 50, with clean air duct and
Wind wheel 50, the temperature difference of the evaporating temperature and environment temperature that control indoor heat exchanger 40, which is greater than preset temperature and runs first, to be preset
After duration, mode switch module 300 controls air conditioner and exits cleaning mode.
Further, as an implementation, the cleaning control device of the air conditioner further include:
Temperature acquisition module, for obtaining the evaporating temperature and institute in real time after the air conditioner enters cleaning mode
State the temperature difference of indoor environment temperature；
Temperature judgment module, the duration for running the cleaning mode when the air conditioner reach third preset duration
When, judge whether the temperature difference is greater than the preset temperature；
Parameter adjustment module 200, if being also used to the temperature difference less than or equal to the preset temperature, adjust described in
The operating parameter of air conditioner in cooling mode.
Mode switch module 300, if being also used to the temperature difference greater than the preset temperature, in the indoor heat exchanger
Evaporating temperature and the environment temperature temperature difference be greater than preset temperature and run the first preset duration after, exit cleaning mould
Formula.
Third preset duration is set, when the duration of air conditioner operation cleaning mode reaches third preset duration, temperature difference
When being still not up to preset temperature, the operating parameter that parameter adjustment module 200 adjusts air conditioner makes the evaporation of indoor heat exchanger 40
Temperature reduces, and the temperature difference between indoor environment temperature and evaporating temperature is increasing, finally reaches preset temperature.
Further, in one embodiment, parameter adjustment module 200 are also used to increase the compressor of the air conditioner
Running frequency or reduce the revolving speed of the wind wheel, to reduce the evaporating temperature of the indoor heat exchanger.
The running frequency of compressor in outdoor unit is bigger, and the exchange capability of heat of outdoor unit is higher, correspondingly, the system of indoor unit
Cold effect is better；The revolving speed of outdoor fan is bigger, and the heat exchange efficiency of outdoor heat exchanger and outdoor air is higher, the heat exchange of outdoor unit
Ability is higher, and correspondingly, the refrigeration effect of indoor unit is better；Therefore, parameter adjustment module 200 is by increasing compressor operation frequency
The mode of the revolving speed of rate and/or increase outdoor fan, to increase the exchange capability of heat of the outdoor unit.The aperture of expansion valve is smaller,
Evaporating temperature is lower；50 revolving speed of wind wheel is smaller, and evaporating temperature is lower, and therefore, parameter adjustment module 200 is by reducing expansion valve
Aperture and/or the mode for reducing by 50 revolving speed of wind wheel reduce the evaporating temperature of indoor heat exchanger 40.
It is understood that the draining for being provided with drip tray in general air conditioner room unit and being connect with drip tray
Pipe reaches constant weight, or be adsorbed on air duct under the action of the wind-force of machine indoors when condensation water forms big water droplet
Condensation water on interior and wind wheel 50 flows, and takes away the dust on air duct and wind wheel 50, flows into drip tray, and then from draining
It is discharged in pipe.
The cleaning control device for the air conditioner that the present embodiment proposes, the indoor unit of air conditioner include shell 10 and are set to
Return air inlet 11 and air outlet 12 on shell 10 are equipped with volute tongue 20 at air outlet 12, are equipped with fan in shell 10 and interior is changed
Hot device 40 is provided with movable sealing plate 30 between indoor heat exchanger 40 and volute tongue 20, when air conditioner enters cleaning mode,
Sealing plate 30 is opened, in this way, the portion of air entered in shell 10 from return air inlet 11 becomes cold wind by heat exchanger heat exchange, separately
Portion of air can be directly entered the air duct at air outlet 12 without the heat exchange of indoor heat exchanger 40, and temperature is close
There is biggish temperature difference between indoor environment temperature, with the cold wind by the heat exchange of indoor heat exchanger 40, therefore, when hot wind is in wind
In road to the cold after wind, condensation water is generated, these condensation waters are adsorbed on air duct and wind wheel 50, with increasing for condensation water, are formed
Big water droplet is adsorbed on the condensation water in air duct and on wind wheel and flows, take away under the action of its gravity and wind wheel 50
The cleaning to air duct and wind wheel 50 is realized in air duct and dust, impurity on wind wheel 50 etc..
The second embodiment of the cleaning control device of the air condition of that present invention is proposed based on first embodiment.Operation control module
100, it is also used to after the air conditioner exits the cleaning mode, controls the sealing plate closing.
After the completion of the cleaning of air duct and wind wheel 50, air conditioner exits cleaning mode, since air conditioner is exiting cleaning mould
After formula, it may be directly switch into and enter the operational mode to be worked before cleaning mode, such as refrigeration mode or heating
Mode etc., at this point, in order to guarantee that air conditioner can have normal refrigerating capacity and the wind of indoor unit blowout to have reasonable temperature,
It needs for sealing plate 30 to be closed, therefore, can be after air conditioner exit cleaning mode, operation control module 100 controls sealing plate
30 closures.
Alternatively, as an implementation, operation control module 100 is also used to detecting that air conditioner enters refrigeration mould
When formula is run, if the sealing plate 30 is in the open state, controls the sealing plate 30 and be closed, so that air conditioner there can be foot
Enough refrigerating capacitys.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
In addition, the description of " first ", " second " etc. involved in invention only describes purpose, and should not be understood as instruction or
It implies its relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " are defined as a result,
Feature can explicitly or implicitly include at least one of the features.In addition, the technical solution between each embodiment can phase
Mutually combine, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution occur it is mutual
Contradiction or when cannot achieve should people think that the combination of this technical solution is not present, also not the present invention claims protection scope
Within.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of air conditioner, which is characterized in that the indoor unit of the air conditioner includes shell and is set on the shell
Return air inlet and air outlet are equipped with volute tongue at the air outlet, are equipped with indoor heat exchanger and wind wheel in the shell；The interior
Movable sealing plate is provided between heat exchanger and the volute tongue, when the sealing plate closing, the sealing plate, the interior
Closed air duct is formed between heat exchanger and the shell.
2. a kind of cleaning control method of air conditioner, which is characterized in that the air conditioner is air conditioner described in claim 1,
The cleaning control method of the air conditioner includes:
When the air conditioner enters cleaning mode, control the sealing plate and open, control the wind wheel in cooling mode with
Preset rotation speed operation；
The operating parameter of the air conditioner in cooling mode is adjusted, so that the steaming of indoor environment temperature and the indoor heat exchanger
The temperature difference sent out between temperature is greater than preset temperature；
It is greater than preset temperature in the evaporating temperature of the indoor heat exchanger and the temperature difference of the environment temperature and runs first in advance
If after duration, exiting cleaning mode.
3. the cleaning control method of air conditioner according to claim 2, which is characterized in that the control sealing plate closes
It closes, before controlling the step of wind wheel is run in cooling mode with preset rotation speed, the cleaning control method of the air conditioner
Further include:
Obtain the accumulative operation duration after the air conditioner exited the cleaning mode from last time；
When the accumulative operation duration is greater than the second preset duration, controls the air conditioner and enter cleaning mode.
4. the cleaning control method of air conditioner according to claim 2, which is characterized in that the cleaning of the air conditioner controls
Method further include:
After the air conditioner exits the cleaning mode, the sealing plate closing is controlled.
5. the cleaning control method of the air conditioner according to any one of claim 2-4, which is characterized in that the adjusting institute
Before the step of stating the operating parameter of air conditioner in cooling mode, the cleaning control method of the air conditioner further include:
After the air conditioner enters cleaning mode, the temperature of the evaporating temperature and the indoor environment temperature is obtained in real time
Difference；
When the duration that the air conditioner runs the cleaning mode reaches third preset duration, judge whether the temperature difference is big
In the preset temperature；
If the temperature difference is less than or equal to the preset temperature, executes and adjust the fortune of the air conditioner in cooling mode
The step of row parameter.
6. the cleaning control method of the air conditioner according to any one of claim 2-4, which is characterized in that the adjusting institute
The step of stating the operating parameter of air conditioner in cooling mode include:
Increase the running frequency of the compressor of the air conditioner or reduce the revolving speed of the wind wheel, to reduce the indoor heat exchange
The evaporating temperature of device.
7. a kind of cleaning control device of air conditioner, which is characterized in that the air conditioner is air conditioner described in claim 1,
The cleaning control device of the air conditioner includes:
Operation control module is opened for when the air conditioner enters cleaning mode, controlling the sealing plate, controls the wind
Wheel is run in cooling mode with preset rotation speed；
Parameter adjustment module, for adjusting the operating parameter of the air conditioner in cooling mode so that indoor environment temperature with
Temperature difference between the evaporating temperature of the indoor heat exchanger is greater than preset temperature；
Mode switch module, the temperature difference for evaporating temperature and the environment temperature in the indoor heat exchanger are greater than default
After temperature and the first preset duration of operation, cleaning mode is exited.
8. the cleaning control device of air conditioner according to claim 7, which is characterized in that the cleaning control device also wraps
It includes:
Time-obtaining module, for obtaining the accumulative operation duration after the air conditioner exited the cleaning mode from last time；
The mode switch module is also used to control the air-conditioning when the accumulative operation duration is greater than the second preset duration
Device enters cleaning mode.
9. the cleaning control device of air conditioner according to claim 7 or 8, which is characterized in that the operation control module,
It is also used to after the air conditioner exits the cleaning mode, controls the sealing plate closing.
10. the cleaning control device of air conditioner according to claim 7 or 8, which is characterized in that the parameter regulation mould
Block is also used to increase the running frequency of the compressor of the air conditioner or reduces the revolving speed of the wind wheel, to reduce the room
The evaporating temperature of interior heat exchanger.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610711181.8A CN106287964B (en) | 2016-08-23 | 2016-08-23 | Air conditioner and its cleaning control method and device |
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|---|---|---|---|
| CN201610711181.8A CN106287964B (en) | 2016-08-23 | 2016-08-23 | Air conditioner and its cleaning control method and device |
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| CN106287964B true CN106287964B (en) | 2019-03-15 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006763B (en) * | 2017-07-03 | 2024-02-20 | 宁波方太厨具有限公司 | Self-cleaning range hood |
| CN110873426B (en) * | 2018-08-31 | 2022-04-19 | 青岛海尔空调器有限总公司 | Air conditioner and self-cleaning control method thereof |
| CN110873422B (en) * | 2018-08-31 | 2022-04-15 | 青岛海尔空调器有限总公司 | Air conditioner and self-cleaning control method thereof |
| CN111023275A (en) * | 2018-10-09 | 2020-04-17 | 青岛海尔空调器有限总公司 | Air conditioner indoor unit |
| DE102019001528A1 (en) * | 2019-03-07 | 2020-09-10 | Stiebel Eltron Gmbh & Co. Kg | Ventilation unit |
| CN114076383B (en) * | 2020-08-17 | 2023-05-30 | 广东美的制冷设备有限公司 | Air conditioner control method, air conditioner and computer storage medium |
| CN114688627B (en) * | 2020-12-28 | 2023-10-27 | 广东美的制冷设备有限公司 | Self-cleaning method of air conditioner, air conditioner and computer readable storage medium |
| CN114543174B (en) * | 2022-03-21 | 2023-02-17 | Tcl空调器(中山)有限公司 | Air conditioner indoor unit, air conditioner and control method of air conditioner |
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| CN201363828Y (en) * | 2009-02-14 | 2009-12-16 | 海信（山东）空调有限公司 | Air conditioner with automatic cleaning function of indoor machine fan |
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| CN106287964A (en) | 2017-01-04 |
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